"Get Ready for Enormouse Fun and Adventure!"
The rats and mice, made intellectually superior in the original Secret of N.I.M.H., return to Thorn Valley to groom their destined leader - young Timmy Brisby.
The films may share a continuing storyline
Ralph Macchio
17 Year Old Tim (voice)
Eric Idle
Evil Martin (voice)
Hynden Walch
Jenny Mcbride (voice)
Harvey Korman
Floyd (voice)
Andrea Martin
Muriel (voice)
William H. Macy
Justin (voice)
Dom DeLuise
Jeremy (voice)
Peter MacNicol
Narrator (voice)
Andrew Ducote
10 Year Old Timmy (voice)
Arthur Malet
Mr. Ages (voice)
Doris Roberts
Auntie Shrew (voice)
Phillip Van Dyke
Young Martin (voice)
Darleen Carr
Helen (voice)
Jamie Cronin
Teresa (voice)
Jameson Parker
Troy (voice)
Phillip Glasser
Reformed 19 Year old Martin (voice)
Whitney Claire Kaufman
Cynthia (voice)
Steve Mackall
Professor Valentine (voice)
Kevin Michael Richardson
Brutus (voice)
Meshach Taylor
Cecil (voice)
Dick Sebast
Director
Sam Graham
Writer
Chris Hubbell
William Stuart
Executive Producer
Paul Sabella
Producer
Jonathan Dern
Fang Ding
Kent Lin